about summary refs log tree commit diff stats
path: root/src/xmpp/contact.c
blob: f31fb16eb27ba7207fe0ac644fcb2a27d90b41b2 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
/*
 * contact.c
 * vim: expandtab:ts=4:sts=4:sw=4
 *
 * Copyright (C) 2012 - 2019 James Booth <boothj5@gmail.com>
 *
 * This file is part of Profanity.
 *
 * Profanity is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Profanity is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Profanity.  If not, see <https://www.gnu.org/licenses/>.
 *
 * In addition, as a special exception, the copyright holders give permission to
 * link the code of portions of this program with the OpenSSL library under
 * certain conditions as described in each individual source file, and
 * distribute linked combinations including the two.
 *
 * You must obey the GNU General Public License in all respects for all of the
 * code used other than OpenSSL. If you modify file(s) with this exception, you
 * may extend this exception to your version of the file(s), but you are not
 * obligated to do so. If you do not wish to do so, delete this exception
 * statement from your version. If you delete this exception statement from all
 * source files in the program, then also delete it here.
 *
 */

#include "config.h"

#include <assert.h>
#include <stdlib.h>
#include <string.h>

#include <glib.h>

#include "common.h"
#include "tools/autocomplete.h"
#include "xmpp/resource.h"
#include "xmpp/contact.h"

struct p_contact_t
{
    char* barejid;
    gchar* barejid_collate_key;
    char* name;
    gchar* name_collate_key;
    GSList* groups;
    char* subscription;
    char* offline_message;
    gboolean pending_out;
    GDateTime* last_activity;
    GHashTable* available_resources;
    Autocomplete resource_ac;
};

PContact
p_contact_new(const char* const barejid, const char* const name,
              GSList* groups, const char* const subscription,
              const char* const offline_message, gboolean pending_out)
{
    PContact contact = malloc(sizeof(struct p_contact_t));
    contact->barejid = strdup(barejid);
    contact->barejid_collate_key = g_utf8_collate_key(contact->barejid, -1);

    if (name) {
        contact->name = strdup(name);
        contact->name_collate_key = g_utf8_collate_key(contact->name, -1);
    } else {
        contact->name = NULL;
        contact->name_collate_key = NULL;
    }

    contact->groups = groups;

    if (subscription)
        contact->subscription = strdup(subscription);
    else
        contact->subscription = strdup("none");

    if (offline_message)
        contact->offline_message = strdup(offline_message);
    else
        contact->offline_message = NULL;

    contact->pending_out = pending_out;
    contact->last_activity = NULL;

    contact->available_resources = g_hash_table_new_full(g_str_hash, g_str_equal, free,
                                                         (GDestroyNotify)resource_destroy);

    contact->resource_ac = autocomplete_new();

    return contact;
}

void
p_contact_set_name(const PContact contact, const char* const name)
{
    FREE_SET_NULL(contact->name);
    FREE_SET_NULL(contact->name_collate_key);
    if (name) {
        contact->name = strdup(name);
        contact->name_collate_key = g_utf8_collate_key(contact->name, -1);
    }
}

void
p_contact_set_groups(const PContact contact, GSList* groups)
{
    if (contact->groups) {
        g_slist_free_full(contact->groups, g_free);
        contact->groups = NULL;
    }

    contact->groups = groups;
}

gboolean
p_contact_in_group(const PContact contact, const char* const group)
{
    GSList* groups = contact->groups;
    while (groups) {
        if (strcmp(groups->data, group) == 0) {
            return TRUE;
        }
        groups = g_slist_next(groups);
    }

    return FALSE;
}

GSList*
p_contact_groups(const PContact contact)
{
    return contact->groups;
}

gboolean
p_contact_remove_resource(PContact contact, const char* const resource)
{
    gboolean result = g_hash_table_remove(contact->available_resources, resource);
    autocomplete_remove(contact->resource_ac, resource);

    return result;
}

void
p_contact_free(PContact contact)
{
    if (contact) {
        free(contact->barejid);
        free(contact->barejid_collate_key);
        free(contact->name);
        free(contact->name_collate_key);
        free(contact->subscription);
        free(contact->offline_message);

        if (contact->groups) {
            g_slist_free_full(contact->groups, g_free);
        }

        if (contact->last_activity) {
            g_date_time_unref(contact->last_activity);
        }

        g_hash_table_destroy(contact->available_resources);
        autocomplete_free(contact->resource_ac);
        free(contact);
    }
}

const char*
p_contact_barejid(const PContact contact)
{
    return contact->barejid;
}

const char*
p_contact_barejid_collate_key(const PContact contact)
{
    return contact->barejid_collate_key;
}

const char*
p_contact_name(const PContact contact)
{
    return contact->name;
}

const char*
p_contact_name_collate_key(const PContact contact)
{
    return contact->name_collate_key;
}

const char*
p_contact_name_or_jid(const PContact contact)
{
    if (contact->name) {
        return contact->name;
    } else {
        return contact->barejid;
    }
}

char*
p_contact_create_display_string(const PContact contact, const char* const resource)
{
    GString* result_str = g_string_new("");

    // use nickname if exists
    const char* display_name = p_contact_name_or_jid(contact);
    g_string_append(result_str, display_name);

    // add resource if not default provided by profanity
    if (strcmp(resource, "__prof_default") != 0) {
        g_string_append(result_str, " (");
        g_string_append(result_str, resource);
        g_string_append(result_str, ")");
    }

    char* result = result_str->str;
    g_string_free(result_str, FALSE);

    return result;
}

static Resource*
_highest_presence(Resource* first, Resource* second)
{
    if (first->presence == RESOURCE_CHAT) {
        return first;
    } else if (second->presence == RESOURCE_CHAT) {
        return second;
    } else if (first->presence == RESOURCE_ONLINE) {
        return first;
    } else if (second->presence == RESOURCE_ONLINE) {
        return second;
    } else if (first->presence == RESOURCE_AWAY) {
        return first;
    } else if (second->presence == RESOURCE_AWAY) {
        return second;
    } else if (first->presence == RESOURCE_XA) {
        return first;
    } else if (second->presence == RESOURCE_XA) {
        return second;
    } else {
        return first;
    }
}

Resource*
_get_most_available_resource(PContact contact)
{
    // find resource with highest priority, if more than one,
    // use highest availability, in the following order:
    //      chat
    //      online
    //      away
    //      xa
    //      dnd
    GList* resources = g_hash_table_get_values(contact->available_resources);
    GList* curr = resources;
    Resource* current = curr->data;
    Resource* highest = current;
    curr = g_list_next(curr);
    while (curr) {
        current = curr->data;

        // priority is same as current highest, choose presence
        if (current->priority == highest->priority) {
            highest = _highest_presence(highest, current);

            // priority higher than current highest, set new presence
        } else if (current->priority > highest->priority) {
            highest = current;
        }

        curr = g_list_next(curr);
    }
    g_list_free(resources);

    return highest;
}

const char*
p_contact_presence(const PContact contact)
{
    assert(contact != NULL);

    // no available resources, offline
    if (g_hash_table_size(contact->available_resources) == 0) {
        return "offline";
    }

    Resource* resource = _get_most_available_resource(contact);

    return string_from_resource_presence(resource->presence);
}

const char*
p_contact_status(const PContact contact)
{
    assert(contact != NULL);

    // no available resources, use offline message
    if (g_hash_table_size(contact->available_resources) == 0) {
        return contact->offline_message;
    }

    Resource* resource = _get_most_available_resource(contact);

    return resource->status;
}

const char*
p_contact_subscription(const PContact contact)
{
    return contact->subscription;
}

gboolean
p_contact_subscribed(const PContact contact)
{
    if (contact->subscription == NULL) {
        return FALSE;
    } else if (strcmp(contact->subscription, "to") == 0) {
        return TRUE;
    } else if (strcmp(contact->subscription, "both") == 0) {
        return TRUE;
    } else {
        return FALSE;
    }
}

Resource*
p_contact_get_resource(const PContact contact, const char* const resource)
{
    return g_hash_table_lookup(contact->available_resources, resource);
}

gboolean
p_contact_pending_out(const PContact contact)
{
    return contact->pending_out;
}

GDateTime*
p_contact_last_activity(const PContact contact)
{
    return contact->last_activity;
}

GList*
p_contact_get_available_resources(const PContact contact)
{
    assert(contact != NULL);
    GList* resources = g_hash_table_get_values(contact->available_resources);
    GList* ordered = NULL;

    GList* curr_resource = resources;
    while (curr_resource) {
        Resource* resource = curr_resource->data;
        ordered = g_list_insert_sorted(ordered, resource, (GCompareFunc)resource_compare_availability);
        curr_resource = g_list_next(curr_resource);
    }

    g_list_free(resources);

    return ordered;
}

gboolean
p_contact_is_available(const PContact contact)
{
    // no available resources, unavailable
    if (g_hash_table_size(contact->available_resources) == 0) {
        return FALSE;
    }

    // if most available resource is CHAT or ONLINE, available
    Resource* most_available = _get_most_available_resource(contact);
    if ((most_available->presence == RESOURCE_ONLINE) || (most_available->presence == RESOURCE_CHAT)) {
        return TRUE;
    } else {
        return FALSE;
    }
}

gboolean
p_contact_has_available_resource(const PContact contact)
{
    return (g_hash_table_size(contact->available_resources) > 0);
}

void
p_contact_set_presence(const PContact contact, Resource* resource)
{
    g_hash_table_replace(contact->available_resources, strdup(resource->name), resource);
    autocomplete_add(contact->resource_ac, resource->name);
}

void
p_contact_set_subscription(const PContact contact, const char* const subscription)
{
    FREE_SET_NULL(contact->subscription);
    if (subscription) {
        contact->subscription = strdup(subscription);
    }
}

void
p_contact_set_pending_out(const PContact contact, gboolean pending_out)
{
    contact->pending_out = pending_out;
}

void
p_contact_set_last_activity(const PContact contact, GDateTime* last_activity)
{
    if (contact->last_activity) {
        g_date_time_unref(contact->last_activity);
        contact->last_activity = NULL;
    }

    if (last_activity) {
        contact->last_activity = g_date_time_ref(last_activity);
    }
}

Autocomplete
p_contact_resource_ac(const PContact contact)
{
    return contact->resource_ac;
}

void
p_contact_resource_ac_reset(const PContact contact)
{
    autocomplete_reset(contact->resource_ac);
}